Difference between revisions of "Patent US-1921-1365314"

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|English title=Variable pitch propeller
 
|English title=Variable pitch propeller
 
|Tech field=Propulsion
 
|Tech field=Propulsion
|Filing date= propeller
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|Filing date=propeller
 
|Full specification filed date=1918-12-30
 
|Full specification filed date=1918-12-30
 
|Grant date=26895618
 
|Grant date=26895618
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|Number of claims=3
 
|Number of claims=3
 
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; Sources:  [http://worldwide.espacenet.com/publicationDetails/biblio?FT=D&CC=US&NR=1365314A espacenet]    Inventor location (imputed): Wilkinsburg, Allegheny county, PA (FIPSloc=42003)

Revision as of 11:57, 15 November 2016


Year filed 1918
Year granted 1921
Office US
Patent number 1365314
Inventors Louis T FREDERICK
Inventor country US
Applicant person Westinghouse Electric and Manufacturing Company
Applicant firm
Applicant type COMPANY
Applicant is inventor? 0
Original title Variable pitch propeller
English title Variable pitch propeller
Tech fields Propulsion
Filing date propeller
Full specification filed date 1918-12-30
Application number
Grant date 26895618
Granted? 1921-01-11
Publication date 1
Supplementary to patent
Related to aircraft?
Serial number
Patent agent 268596
Assigned to attorney Wesley Sloan? Schear?
National tech categories Westinghouse Electric and Manufacturing Company
IPCs
CPCs
Family year B64C11/30
First filing? 1918
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID 49163589
Number of text pages 44682942
Number of diagram pages 2
Number of figures 1
Number of claims 3
Sources
espacenet Inventor location (imputed): Wilkinsburg, Allegheny county, PA (FIPSloc=42003)